We, Shenzhen Hengxintai Electronics Co., Ltd, were founded in 2010. We are a professional factory of headphones, earbuds, earphones and portable mobile power banks. After testing these headphones by listening to all styles of music in different situations: commuting in subways and buses, traveling by planes and trains, riding motorcycles, jogging and working out, and in a quiet room, we ranked the best headphones supplier considering application, music preference and price range. We have rich experience in development, design and production. And OEM service is welcome.